The Government Says Business Cards Are Machine Guns
This expert-level guide, drawing from Brandon Herrera's authoritative analysis, breaks down the complex legal definition of a machine gun under the NFA. It details the function of a lightning link and the controversial 'Auto Key Card' case, exploring the legal arguments and potential First Amendment issues surrounding the distribution of firearm modification templates. The guide also touches upon improvised conversion methods and the mechanics of legal full-auto firearms.













